72007480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 175588560

約数和(自身を除く): 103581080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 83, 92, 115, 164, 166, 184, 205, 230, 328, 332, 410, 415, 460, 529, 664, 820, 830, 920, 943, 1058, 1640, 1660, 1886, 1909, 2116, 2645, 3320, 3403, 3772, 3818, 4232, 4715, 5290, 6806, 7544, 7636, 9430, 9545, 10580, 13612, 15272, 17015, 18860, 19090, 21160, 21689, 27224, 34030, 37720, 38180, 43378, 43907, 68060, 76360, 78269, 86756, 87814, 108445, 136120, 156538, 173512, 175628, 216890, 219535, 313076, 351256, 391345, 433780, 439070, 626152, 782690, 867560, 878140, 1565380, 1756280, 1800187, 3130760, 3600374, 7200748, 9000935, 14401496, 18001870, 36003740, 72007480]

約数ペア:

[(1, 72007480), (2, 36003740), (4, 18001870), (5, 14401496), (8, 9000935), (10, 7200748), (20, 3600374), (23, 3130760), (40, 1800187), (41, 1756280), (46, 1565380), (82, 878140), (83, 867560), (92, 782690), (115, 626152), (164, 439070), (166, 433780), (184, 391345), (205, 351256), (230, 313076), (328, 219535), (332, 216890), (410, 175628), (415, 173512), (460, 156538), (529, 136120), (664, 108445), (820, 87814), (830, 86756), (920, 78269), (943, 76360), (1058, 68060), (1640, 43907), (1660, 43378), (1886, 38180), (1909, 37720), (2116, 34030), (2645, 27224), (3320, 21689), (3403, 21160), (3772, 19090), (3818, 18860), (4232, 17015), (4715, 15272), (5290, 13612), (6806, 10580), (7544, 9545), (7636, 9430)]